#24548 Adding secret variables support for DDM profiles.
# Checklist for submitter
- [x] Added/updated tests
- [x] If database migrations are included, checked table schema to
confirm autoupdate
- For database migrations:
- [x] Checked schema for all modified table for columns that will
auto-update timestamps during migration.
- [x] Ensured the correct collation is explicitly set for character
columns (`COLLATE utf8mb4_unicode_ci`).
- [x] Manual QA for all new/changed functionality
Victor Lyuboslavsky
ad6d473106